changes in the arterial wall, including inflammation, collagen degradation, and altered blood flow patterns. Even in outwardly healthy individuals, factors like chronic stress, undiagnosed hypertension, or family history can contribute to formation and growth.
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Myth 5: “All aneurysms will eventually rupture.”
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Fact: Not all aneurysms rupture—but risk varies.
The science:
Rupture risk depends on size, location, growth rate, and wall integrity. For example, larger aneurysms or those in certain brain arteries have a higher likelihood of rupture. Physicians may recommend monitoring (imaging follow-up) or preventive treatment (e.g., surgical clipping or endovascular coiling) based on individualized risk assessment.
What Actually Happens in an Aneurysm?
At its core, an aneurysm forms when a section of a blood vessel wall becomes weakened and begins to bulge outward under pressure. This weakening involves:
Loss of structural proteins (like collagen and elastin)
Chronic inflammation of the